I have a 1 1/2 year old dog who refuses to sleep past 5:30am every morning. This doesn't change depending on how long he's been for a walk, how late he's been fed or whether he needs the toilet. He will just wake up at 5:30am and bark until someone goes downstairs to see him.
Any ideas on how I can move this wake up time to something more reasonable? 6:30 would be fine, 7am would be perfect!